Casio PX-410R Service Manual

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BLOCK DIAGRAM
CONSOLE PCB
(M421-CNA1)
Keyboard PCBs
(MCPK-KYA/
KYB)
SUB PCB
(M421-PSA1)
MAIN PCB
(M421-MDA1)
LCD PCB
(M734-LCD1M)
CONSOLE PCB (M421-CNA4)
CONSOLE PCB (M421-CNA5)
CONSOLE PCB (M421-CNA6)
CONSOLE PCB (M421-CNA7)
CONSOLE PCB (M421-CNA8)
RAM (1Mbit)
IC7
CY62128DV30LL
Reset IC
IC8
R1151N001C-TR
RESET
16.384MHz
EA0 ~ EA15, EA18
ED12 ~ ED19
A1 ~ A17
D0 ~ D15
Power Supply Circuit
Q204, Q205, Q208, Q209
IC205, D204,D205,D206
VC
(9-12V)
APO
Speakers
(L)
(R)
4Ω
8Ω
8Ω
4Ω
Phones/Output MIC
LOUT
CONT
E
R/W
RS
ROUT
VA8
(8V)
VA5
(5V)
VD5
(5V)
VCP (9-12V)
FLASH ROM (32MBit)
IC1
LH28F320BFHE
RAM (2Mbit)
IC2
LP62S2048X
ROM (128Mbit)
IC9
MR27T12800
LCD Controller
ML9040-B02GA (IC401)
MSM5259G3-2K (IC402)
Smart media Unit
CONSOLE PCB
(M421-CNA2)
JACK PCB
(M421-PSB1)
MD0 ~ MD15
MD0 ~ MD15
MPU
IC18
uPD914AGM-JED
Main
Volume
KC4 ~ KC7 FI10, KI0 ~ KI2
DB0 ~ DB7
SWCO ~ SWC6
SWIO ~ SWI7
PWSW
PWMO
RESB
TXDO
RXDI
ARXD, ATXD, ZX-BUSYB,
SYSRSTB, BEND, MOD
BUTTON/LED
CONTROLLER
IC601
UPD65881GK-1019ETA
Buttons
SI0 ~ SI10, FI0 ~ FI10
KC0 ~ KC7
KEY/BUTTON/SD CARD
CONTROLLER
IC22
ML6763B-NNWA
RAM (128 x 16bit)
IC26
LP62S16128BV
AC ADAPTOR
DC 12V
Keyboard
ROM (32Mbit IC4
MR27T3202
MD0 ~ MD15
Filter
IC204, NJM2008D
MD0 ~ MD7
MA20 ~ MA24
MA0 ~ MA20
CE
CE
CE
CE
MA0 ~ MA20
MA0 ~ MA16,MA25
MA0 ~ MA22
Power Amplifier
IC202, LA4636
DAC
IC3
uPD63200GS
Filter
IC206, NJM2008D
MEMORY Select (CE)
IC16
74LCX138
CONSOLE PCB
(M421-CNA3)
JACKPCB
(M421-PSC1)
LCD
MIC
Volume
Filter
IC201, NJM2008D

Casio PX-410R Specifications

General

Brand	Casio
Model	PX-410R
Category	Electronic Keyboard
Language	English